AirHint found the following cheapest return flights from Washington (IAD) to Port-of-spain (POS) in June 2026 (see full year).
Return flights
| 08 Jun - 22 Jun | United | ||
| 29 Jun - 10 Jul | United | ||
| 02 Jun - 08 Jun | United | ||
| 01 Jun - 10 Jun | United | ||
| 18 Jun - 22 Jun | Copa | ||
| 18 Jun - 25 Jun | Copa | ||
| 19 Jun - 23 Jun | United |
Also check the deals for one-way flights from Washington to Port-of-spain in June.
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